kaval001 kaval001
  • 12-11-2020
  • Chemistry
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which a represent a chemical change

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kealani57
kealani57 kealani57
  • 18-11-2020

In a chemical reaction, there is a change in the composition of the substances in question; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

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